/*
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 * and open the template in the editor.
 */

package storymotion.main;

import java.io.FileInputStream;
import java.io.IOException;
import java.sql.SQLException;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.io.IOUtils;
import storymotion.config.Configuration;
import storymotion.storytelling.Storytelling;
import storymotion.storytelling.StorytellingDAO;

/**
 *
 * @author leoomoreira
 */
public class RenderStorytelling extends HttpServlet {

    /**
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code>
     * methods.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        String storytellingIdStr = request.getParameter("storytellingId");
        Long storytellingId = Long.parseLong(storytellingIdStr);
        StorytellingDAO storytellingDAO = null;
        try {
            storytellingDAO = new StorytellingDAO();
            Storytelling storytelling = storytellingDAO.getById(storytellingId);
            byte[] buffer = IOUtils.toByteArray(new FileInputStream(storytelling.getFileName()));
            response.setContentType("image/gif");
            response.setContentLength(buffer.length);
            response.getOutputStream().write(buffer);
            response.getOutputStream().flush();
            response.getOutputStream().close();
        } catch (SQLException ex) {
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /**
     * Handles the HTTP <code>GET</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Handles the HTTP <code>POST</code> method.
     *
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /**
     * Returns a short description of the servlet.
     *
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>

}
